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Leslie Wilfred Benum

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  • Red Deer, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Anti-coking iron spinel surface
    • Patent number 12,065,744
    • Issue date Aug 20, 2024
    • Nova Chemicals (International) S.A.
    • Evan Mah
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Decoking process
    • Patent number 11,939,544
    • Issue date Mar 26, 2024
    • Nova Chemicals (International) S.A.
    • Michael Koselek
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Metallic burner tiles
    • Patent number 11,885,489
    • Issue date Jan 30, 2024
    • Nova Chemicals (International) S.A.
    • Jeffrey Stephen Crowe
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Protective surface on stainless steel
    • Patent number 11,859,291
    • Issue date Jan 2, 2024
    • Nova Chemicals (International) S.A.
    • Vasily Simanzhenkov
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Transfer line exchanger
    • Patent number 11,828,405
    • Issue date Nov 28, 2023
    • Nova Chemicals (International) S.A.
    • Eric Clavelle
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Metallic burner tiles
    • Patent number 11,255,537
    • Issue date Feb 22, 2022
    • Nova Chemicals (International) S.A.
    • Jeffrey Stephen Crowe
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Anti-coking iron spinel surface
    • Patent number 11,186,905
    • Issue date Nov 30, 2021
    • Nova Chemicals (International) S.A.
    • Evan Mah
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Protective surface on stainless steel
    • Patent number 11,035,031
    • Issue date Jun 15, 2021
    • Nova Chemicals (International) S.A.
    • Vasily Simanzhenkov
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Use of semipermeable membranes in cracking coils
    • Patent number 10,941,350
    • Issue date Mar 9, 2021
    • NOVA Chemicals (International) S A.
    • Leslie Wilfred Benum
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Decoking process
    • Patent number 10,894,276
    • Issue date Jan 19, 2021
    • Nova Chemicals (International) S.A.
    • Michael Koselek
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Transfer line exchanger
    • Patent number 10,816,111
    • Issue date Oct 27, 2020
    • Nova Chemicals (International) S.A.
    • Eric Clavelle
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Furnace tube radiants
    • Patent number 10,808,181
    • Issue date Oct 20, 2020
    • Nova Chemicals (International) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Transfer line
    • Patent number 10,272,393
    • Issue date Apr 30, 2019
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Industrial furnace
    • Patent number 10,222,062
    • Issue date Mar 5, 2019
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Transfer line
    • Patent number 10,105,658
    • Issue date Oct 23, 2018
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Furnace coil fins
    • Patent number 10,022,699
    • Issue date Jul 17, 2018
    • Nova Chemicals (International) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Furnace coil fins
    • Patent number 10,016,741
    • Issue date Jul 10, 2018
    • Nova Chemicals (International) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Serpentine fluid reactor components
    • Patent number 10,000,706
    • Issue date Jun 19, 2018
    • Nova Chemicals (International) S.A.
    • Eric Clavelle
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Industrial furnace
    • Patent number 9,618,204
    • Issue date Apr 11, 2017
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Serpentine fluid reactor components
    • Patent number 9,486,775
    • Issue date Nov 8, 2016
    • Nova Chemicals (International) S.A.
    • Eric Clavelle
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Transfer line exchanger
    • Patent number 9,273,805
    • Issue date Mar 1, 2016
    • Nova Chemicals (International) S.A.
    • Eric Clavelle
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Furnace coil fins
    • Patent number 9,132,409
    • Issue date Sep 15, 2015
    • Nova Chemicals (International) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Serpentine fluid reactor components
    • Patent number 9,114,375
    • Issue date Aug 25, 2015
    • Nova Chemicals (International) S.A.
    • Eric Clavelle
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Furnace coil with protuberances on the external surface
    • Patent number 8,790,602
    • Issue date Jul 29, 2014
    • Nova Chemicals (International) S.A.
    • Grazyna Petela
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Surface on a stainless steel matrix
    • Patent number 7,488,392
    • Issue date Feb 10, 2009
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Thermal cracking process using tubes, pipes, and coils made of nove...
    • Patent number 7,156,979
    • Issue date Jan 2, 2007
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    External ribbed furnace tubes
    • Patent number 7,128,139
    • Issue date Oct 31, 2006
    • Nova Chemicals (International) S.A.
    • Michael C. Oballa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Passivation of steel surface to reduce coke formation
    • Patent number 7,056,399
    • Issue date Jun 6, 2006
    • Nova Chemicals (International) S.A.
    • Haiyong Cai
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Composite surface on a stainless steel matrix
    • Patent number 6,899,966
    • Issue date May 31, 2005
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Surface on a stainless steel matrix
    • Patent number 6,824,883
    • Issue date Nov 30, 2004
    • Nova Chemicals (International) S.A.
    • Leslie Wilfred Benum
    • C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

  • Information Patent Application

    Metallic Burner Tiles
    • Publication number 20220154927
    • Publication date May 19, 2022
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Jeffrey Stephen Crowe
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Anti-Coking Iron Spinel Surface
    • Publication number 20220119933
    • Publication date Apr 21, 2022
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Evan Mah
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Decoking Process
    • Publication number 20220098492
    • Publication date Mar 31, 2022
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Michael Koselek
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    PROTECTIVE SURFACE ON STAINLESS STEEL
    • Publication number 20210214831
    • Publication date Jul 15, 2021
    • NOVA Chemicals Corporation
    • Vasily Simanzhenkov
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    CRACKED GAS QUENCH HEAT EXCHANGER USING HEAT PIPES
    • Publication number 20210190435
    • Publication date Jun 24, 2021
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Leslie Wilfred Benum
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    TRANSFER LINE EXCHANGER
    • Publication number 20210010618
    • Publication date Jan 14, 2021
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Eric Clavelle
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    METALLIC BURNER COMPONENTS
    • Publication number 20190309943
    • Publication date Oct 10, 2019
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Jeffrey Crowe
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    REDUCED FOULING FROM THE CONVECTION SECTION OF A CRACKER
    • Publication number 20190309228
    • Publication date Oct 10, 2019
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Vasily Simanzhenkov
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    USE OF SEMIPERMEABLE MEMBRANES IN CRACKING COILS
    • Publication number 20190241815
    • Publication date Aug 8, 2019
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Leslie Wilfred Benum
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    METALLIC BURNER TILES
    • Publication number 20190234612
    • Publication date Aug 1, 2019
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Jeffrey Stephen Crowe
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    PROTECTIVE SURFACE ON STAINLESS STEEL
    • Publication number 20190100833
    • Publication date Apr 4, 2019
    • NOVA Chemicals Corporation
    • Vasily Simanzhenkov
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    TRANSFER LINE
    • Publication number 20190015793
    • Publication date Jan 17, 2019
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Leslie Wilfred Benum
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    DECOKING PROCESS
    • Publication number 20180281033
    • Publication date Oct 4, 2018
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Michael Koselek
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    ANTI-COKING IRON SPINEL SURFACE
    • Publication number 20180251882
    • Publication date Sep 6, 2018
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Evan Mah
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    FURNACE COIL FINS
    • Publication number 20180161751
    • Publication date Jun 14, 2018
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    FURNACE COIL MODIFIED FINS
    • Publication number 20170343301
    • Publication date Nov 30, 2017
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    TRANSFER LINE
    • Publication number 20170312701
    • Publication date Nov 2, 2017
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Leslie Wilfred Benum
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    INDUSTRIAL FURNACE
    • Publication number 20170167727
    • Publication date Jun 15, 2017
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Leslie Wilfred Benum
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    FURNACE TUBE RADIANTS
    • Publication number 20170137722
    • Publication date May 18, 2017
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Grazyna Petela
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    SERPENTINE FLUID REACTOR COMPONENTS
    • Publication number 20170022427
    • Publication date Jan 26, 2017
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Eric Clavelle
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    TRANSFER LINE EXCHANGER
    • Publication number 20160203247
    • Publication date Jul 14, 2016
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Eric Clavelle
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    FURNACE COIL FINS
    • Publication number 20160001257
    • Publication date Jan 7, 2016
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Grazyna Petela
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    SERPENTINE FLUID REACTOR COMPONENTS
    • Publication number 20150260632
    • Publication date Sep 17, 2015
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Eric Clavelle
    • G01 - MEASURING TESTING
  • Information Patent Application

    Serpentine Fluid Reactor Components
    • Publication number 20140178256
    • Publication date Jun 26, 2014
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Eric Clavelle
    • G01 - MEASURING TESTING
  • Information Patent Application

    TRANSFER LINE EXCHANGER
    • Publication number 20140178610
    • Publication date Jun 26, 2014
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Eric Clavelle
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    INDUSTRIAL FURNACE
    • Publication number 20140076209
    • Publication date Mar 20, 2014
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Leslie Wilfred Benum
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Furnace Coil with Protuberances on the External Surface
    • Publication number 20120275966
    • Publication date Nov 1, 2012
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Grazyna Petela
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    FURNACE COIL FINS
    • Publication number 20120251407
    • Publication date Oct 4, 2012
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Grazyna Petela
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Industrial radiant heater
    • Publication number 20070105060
    • Publication date May 10, 2007
    • NOVA CHEMICALS (INTERNATIONAL) S.A.
    • Haiyong Cai
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Surface on a stainless steel matrix
    • Publication number 20060086431
    • Publication date Apr 27, 2006
    • NOVA CHEMICAL(INTERNATIONAL)S.A.
    • Leslie Wilfred Benum
    • C21 - METALLURGY OF IRON